Elf Owl — Gallery Canvas Vertical the streaked rufous of the

the streaked rufous of the head and neck

Glen's willingness to study and paint species from outside his home territory reflects a scientific discipline that extended beyond nationalism: he painted the species that interested him

He observed them across seasons and painted them with the detail of a naturalist and the eye of a painter

each one rendered with complete anatomical accuracy

Elf Owl — Gallery Canvas Vertical the streaked rufous of theThe world's smallest owl perches on a saguaro cactus in full bloom the bird compact and round eyed among the cactus spines, a saguaro flower just to its right, a small beetle visible on the cactus surface below. This 1973 watercolour is Glen at his most naturalist: the elf owl, the saguaro, and the Sonoran Desert flora are rendered with the same observational precision he brought to his Canadian subjects. Glen's interest in wildlife was never limited